
exports.insert = 'insert into research_result set ?';

exports.limitAll = 'select * from research_result order by date desc limit ?,?';

exports.total = 'select count(id) as total from research_result';

exports.selectById = 'select * from research_result where id = ?';

exports.delete = 'delete from research_result where id in (?)';

exports.updateById = 'update research_result set ? where id = ?';

